/*!
 * @brief 既知/存命のユニークを表示する
 * @date 2020/04/23
 * @author Hourier
 */

#include "angband.h"
#include "knowledge-items.h"
#include "cmd/dump-util.h"
#include "sort.h"
#include "core/show-file.h"

/*
 * Display known uniques
 * With "XTRA HACK UNIQHIST" (Originally from XAngband)
 */
void do_cmd_knowledge_uniques(player_type *creature_ptr)
{
	u16b why = 2;
	IDX *who;
	int n_alive[10];
	int n_alive_surface = 0;
	int n_alive_over100 = 0;
	int n_alive_total = 0;
	int max_lev = -1;
	for (IDX i = 0; i < 10; i++)
		n_alive[i] = 0;

	FILE *fff = NULL;
	GAME_TEXT file_name[FILE_NAME_SIZE];
	if (!open_temporary_file(&fff, file_name)) return;

	C_MAKE(who, max_r_idx, MONRACE_IDX);
	int n = 0;
	for (IDX i = 1; i < max_r_idx; i++)
	{
		monster_race *r_ptr = &r_info[i];
		if (!r_ptr->name) continue;
		if (!(r_ptr->flags1 & RF1_UNIQUE)) continue;
		if (!cheat_know && !r_ptr->r_sights) continue;
		if (!r_ptr->rarity || ((r_ptr->rarity > 100) && !(r_ptr->flags1 & RF1_QUESTOR))) continue;
		if (r_ptr->max_num == 0) continue;

		if (r_ptr->level)
		{
			int lev = (r_ptr->level - 1) / 10;
			if (lev < 10)
			{
				n_alive[lev]++;
				if (max_lev < lev) max_lev = lev;
			}
			else
				n_alive_over100++;
		}
		else
			n_alive_surface++;

		who[n++] = i;
	}

	ang_sort(who, &why, n, ang_sort_comp_hook, ang_sort_swap_hook);
	if (n_alive_surface)
	{
		fprintf(fff, _("     地上  生存: %3d体\n", "      Surface  alive: %3d\n"), n_alive_surface);
		n_alive_total += n_alive_surface;
	}

	for (IDX i = 0; i <= max_lev; i++)
	{
		fprintf(fff, _("%3d-%3d階  生存: %3d体\n", "Level %3d-%3d  alive: %3d\n"), 1 + i * 10, 10 + i * 10, n_alive[i]);
		n_alive_total += n_alive[i];
	}

	if (n_alive_over100)
	{
		fprintf(fff, _("101-   階  生存: %3d体\n", "Level 101-     alive: %3d\n"), n_alive_over100);
		n_alive_total += n_alive_over100;
	}

	if (n_alive_total)
	{
		fputs(_("---------  -----------\n", "-------------  ----------\n"), fff);
		fprintf(fff, _("     合計  生存: %3d体\n\n", "        Total  alive: %3d\n\n"), n_alive_total);
	}
	else
	{
		fputs(_("現在は既知の生存ユニークはいません。\n", "No known uniques alive.\n"), fff);
	}

	for (int k = 0; k < n; k++)
	{
		monster_race *r_ptr = &r_info[who[k]];
		fprintf(fff, _("     %s (レベル%d)\n", "     %s (level %d)\n"), r_name + r_ptr->name, (int)r_ptr->level);
	}

	C_KILL(who, max_r_idx, s16b);
	my_fclose(fff);
	(void)show_file(creature_ptr, TRUE, file_name, _("まだ生きているユニーク・モンスター", "Alive Uniques"), 0, 0);
	fd_kill(file_name);
}
